Math. Brought to you by the education President.
From whitehouse.gov:

PRESIDENT: The HSA and the lower premiums that he pays to cover catastrophic care saves George about $5,500 a month.
MR. AKERS: No, a year.
PRESIDENT: A year — (laughter) — $5,500 a year. I meant to say $550 a month. Five thousand, five hundred dollars a year. Think about that. He went from worrying about having health insurance at all to taking a health savings account, and he now saves $550 a month. Actually, it’s more than $5,500 a year.